lemmy/crates/db_views_actor/src/person_block_view.rs

47 lines
1.3 KiB
Rust
Raw Normal View History

use diesel::{result::Error, *};
use lemmy_db_schema::{
2021-10-16 13:33:38 +00:00
newtypes::PersonId,
schema::{person, person_alias_1, person_block},
source::person::{Person, PersonAlias1, PersonSafe, PersonSafeAlias1},
2021-10-16 13:33:38 +00:00
traits::{ToSafe, ViewToVec},
};
use serde::{Deserialize, Serialize};
#[derive(Debug, Serialize, Deserialize, Clone)]
pub struct PersonBlockView {
pub person: PersonSafe,
pub target: PersonSafeAlias1,
}
type PersonBlockViewTuple = (PersonSafe, PersonSafeAlias1);
impl PersonBlockView {
pub fn for_person(conn: &PgConnection, person_id: PersonId) -> Result<Vec<Self>, Error> {
let res = person_block::table
.inner_join(person::table)
.inner_join(person_alias_1::table) // TODO I dont know if this will be smart abt the column
.select((
Person::safe_columns_tuple(),
PersonAlias1::safe_columns_tuple(),
))
.filter(person_block::person_id.eq(person_id))
.order_by(person_block::published)
.load::<PersonBlockViewTuple>(conn)?;
Ok(Self::from_tuple_to_vec(res))
}
}
impl ViewToVec for PersonBlockView {
type DbTuple = PersonBlockViewTuple;
fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
items
.iter()
.map(|a| Self {
person: a.0.to_owned(),
target: a.1.to_owned(),
})
.collect::<Vec<Self>>()
}
}